Cuff lock



FIG. 1 is a perspective view of the cuff lock showing my present design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a left view thereof;

FIG. 5 is a right view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view.

FIG. 8 is a reduced front elevational view thereof, shown in an unlockedposition.

The ornamental design for a cuff lock, as shown and described.